Khumbula ukuba “Mthengi kuqala, Umhle kakhulu kuqala”, sisebenzisana ngokusondeleyo nabathengi bethu kwaye sibabonelela ngeenkonzo ezisebenzayo nezikhethekileyo ze-100% Original Organic Reagent, iPlasticizer Einecs 201-176-3 Propionic Acid, Siyakwamkela ukuba ujoyine nathi ukuze senze ishishini lakho libe lula. Sisoloko singamaqabane akho angcono xa ufuna ukuba neshishini lakho.
Khumbula ukuba “Mthengi kuqala, Umhle kakhulu kuqala”, sisebenzisana ngokusondeleyo nabathengi bethu kwaye sibabonelela ngeenkonzo ezisebenzayo nezikhethekileyo. Umongameli kunye nawo onke amalungu enkampani angathanda ukubonelela ngeemveliso kunye neenkonzo zobungcali kubathengi kwaye bamkela ngokunyanisekileyo kwaye basebenzisane nabo bonke abathengi bomthonyama nabangaphandle ukuze babe nekamva eliqaqambileyo.
Amanqaku oKhuseleko, Ukugcinwa, kunye noLawulo lwePropionic Acid
Ukuze isebenze ngokukhuselekileyo, qaphela ukuba imida yokuqhuma komphunga we-propionyl acetic acid emoyeni yi-1.2%–8.5% (v/v), kwaye umda wokuvezwa ovumelekileyo kwindawo yokusebenza umiselwe kwi-15 mg/m³. Kwimeko yokuvuza, impendulo engxamisekileyo kufuneka isebenzise isisombululo se-5% sodium bicarbonate ukuze ithintele ukusasazeka kongcoliseko; kuphephe ukuhlanjwa ngamanzi, okunokubangela ukusasazeka kongcoliseko. Izifundo zelebhu zibonisa ukuba i-LD50 yayo yomlomo yi-128 mg/kg (iimpuku), kwaye isalathisi sayo sokucaphuka kwesikhumba yi-4.2. Iiglavu kunye neeglasi ezimelana neekhemikhali kufuneka zinxitywe xa kusetyenzwa.
Ukuze kugcinwe kwaye kuthuthwe, landela imiqathango ye-GB156-202. Kufuneka igcinwe kwizikhongozeli zentsimbi ezigqunyiweyo, apho ubushushu bendawo yokugcina impahla bugcinwa kwi-5–30°C kunye nomswakama ohambelanayo bungadluli kwi-75%. Ukugcinwa kwexesha elide kufuna ukugqunywa kwe-nitrogen; utshintsho lwexabiso le-asidi kufuneka luthathwe iisampulu kwaye luvavanywe rhoqo ngekota, kwaye ukulungiswa ngexesha nge-distillation kuyadingeka ukuba i-asidi iyanda ngaphezulu kwe-0.5%. Izithuthi zothutho kufuneka zixhotyiswe ngezixhobo ezichasene ne-static, kwaye kufuneka zahlulwe kwii-oxidizing agents ezinamandla kunye nezinto ze-alkaline ubuncinane ngamacandelo amathathu okugcina.